code: def __init__(self, fanouts, metapath, add_self_loops=True, **kwargs):
      super(FastGCNDataFlow, self).__init__(
          num_hops=len(metapath), add_self_loops=add_self_loops
      )
      self.fanouts = fanouts
      self.metapath = metapath
  
file_path: euler/tf_euler/python/dataflow/fast_dataflow.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import tensorflow
  import tf_euler
  from tf_euler.python.dataflow.neighbor_dataflow import UniqueDataFlow
label_desc: Use image node_id 1 to create a new FastGCNDataFlow object from inherited base classes: UniqueDataFlow with example: obj = FastGCNDataFlow(fanouts, metapath, add__loops)